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Abstract:
为了探究搭载制氢机后进气氧气体积分数对内燃机性能的影响,对北汽A151内燃机进行了改造,在节气门后加装了氧气喷嘴引入氧气,开发了一套电控氧气喷射系统实现进气氧气体积分数的精准控制.试验选取汽车在市区道路运行中4个常见的内燃机工况,分别为:转速1 500 r/min,进气道绝对压力42 k Pa;转速1 500 r/min,进气道绝对压力68 k Pa;转速2 000 r/min,进气道绝对压力42 k Pa;转速2 000 r/min,进气道绝对压力68 k Pa.通过控制氧气喷射量改变进气氧气体积分数,研究了不同进气氧气体积分数对内燃机动力性、经济性、排放性及燃烧特性的影响.研究结果表明,增...
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Source :
北京工业大学学报
Year: 2018
Issue: 11
Volume: 44
Page: 1447-1453
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 7
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